Article

Identity Management System Model in the Internet of Things

مايو 01, 2020

/ Belkacem Athamena / Zina houhamdi

This paper describes the identity management system (IdMS) by defining system and user requirements. Additionally, it introduces the IdMS concept that approaches the things identity management. Moreover, the paper deeply describes the IdMS features using unified modelling language (UML) diagrams such as class, system, and sequence diagrams to show the main system functionalities. Ultimately, the suggested system is evaluated by comparing it with the existing systems and discussing the fulfilmen...


Sustainable Finance

Financing Constraints and Investment Efficiency of Canadian Real Estate and Construction Firms: A Stochastic Frontier Analysis

ديسمبر 31, 2019

/ Abureza Islam

This article investigates the financing constraints and investment efficiency of Canadian real estate and construction firms (RECFs) using a stochastic frontier approach. Our results support the observation that Canadian RECFs have a strong dependence of using both equity financing and debt financing and debt financing is likely to reduce the uncertainty of future financing while equity financing might enlarge the uncertainty. Regional analysis shows that the investment efficiency level o...

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